Properties of the Number -31667

Thirty-One Thousand Six Hundred Sixty-Seven

Basics

Value: -31668 → -31667 → -31666

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 31667

Divisors: 1, 31667

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111101110110011

Octal: -75663

Duodecimal: -163AB

Hexadecimal: -7bb3

Square: 1002798889

Square Root: 177.95224078386875

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Primes of the form 41+(n+n²)/2=41+A000217(n). A139219

Nonnegative integers k such that k! mod nextprime(k) is larger than k. A360805

Numbers k whose decimal representation, read as a base-23 value and divided by k, yields an integer. A32577

a(n) = A047980(2n). A47981

First appearance of n in A016014, or 0 if n never occurs. A239800

Primes which contain the fax number of the beast (667). A321001

Primes p such that (p+nextprime(p))/6 is prime and 6·p is the sum of two consecutive primes. A339775

a(n) is the least integer k requiring any combination of at least n 1's or 2's to build using + and *. A382685